USB Device Not Recognized - 8525, TyTN, MDA Vario II, JasJam Software Upgradin

Howdy,
I have a 'jasjam' and am presently running WM6 Black. I decided today that I would upgrade to the new HTC ROM but almost every time I connect my phone to the PC here (Win XP) I get 'USB Device Not Recognized' on the occasion it does work, once the phone goes into the boatload when I try to upgrade (Hard SPL) I get 'A device attached to the computer has malfunctioned.' or something along those lines.
Any help here would be greatly appreciated.
Ben.

Bump...
The phone seems to initially recognized (XP installs driver for HTC USB Sync), but after a little while the charge light will turn off and the phone will not be seen. After reconnecting it it becomes an 'Unknown USB device' again.
I'm running Schap's 3.54c.
Hopefully someone's encountered this problem before.
Ben.

Managed to upgrade with SD card, which indicently I felt was rather an improved process over upgrading via USB.
In any case I'm still having no luck getting the USB connection to function even now with the new HTC rom.
I've tried various things including cycling 'advanted networking features' under the USB connection properties (I saw this mentioned in another thread).
Again, any help would be appreciated.
Ben.

Try a different usb cable...they have been known to go bad.

galaxys said:
Try a different usb cable...they have been known to go bad.
Click to expand...
Click to collapse
Yep,
I have had 2 go bad so far.

I had thought the same thing, so I tried 4 different cables & purchased a brand new one to no avail. :-/

AussieBen said:
I had thought the same thing, so I tried 4 different cables & purchased a brand new one to no avail. :-/
Click to expand...
Click to collapse
I got the same thing with my hermes...i think its a hardware issue. Do you have issues with slow bootup, lost BT etc?

do a system restore on your machine. select the time before you did your last flash. my pc at work does the same thing, system restore usually fixes it.

cyndication said:
do a system restore on your machine. select the time before you did your last flash. my pc at work does the same thing, system restore usually fixes it.
Click to expand...
Click to collapse
That's a good idea, that's worked before for me also.
Another option, if you can find the phone under 'Device Manager' on your PC, is to remove it.
And then when you plug your phone back in to your PC it recognizes 'New Hardware' and reinstalls it.
Sometimes that works.

It's happening also for me from time to time.
- A restart of both machines sometimes helps.
- good usb cable is needed (I had a retractable and it was almost never syncing).
- reinstall activesync + delete partenrship on both tel & pc is the last thing you could try...
Still it happens to me sometimes.
PS1: I was almost never able to sync via usb cable when not connected to the Company Lan.
PS2: I found a Mobile Checkpoint VPN client was also "disturbing".

Related

Problems connecting using USB

Hi again!
Ok, my situation is a bit confusing:
I had a cool Toshiba e310 a year ago. It works fine and connecting to my PC using USB was no problem.
Now I have this wonderful XDA and I was banned to connect it to my System to update some stupid things like SMS-Names !! (whatever)
Windows says: "Ah! Nice an USB device.... [I have Active Sync installed] what about searching for nice drivers... Well cannot find one, so... lets deactivate it...." ??
???
ah-ha.. k. I would say: "Nice to have a good and new hot-PNP device." I really like the XDA but XP is everything but intelligent!
How can I fix this problem? Active Sync tries to find the device but says that there was no connected device. Please check calbel.
Ok, I pulled the cable off and... tada: windows-sound-signal
Pushed it back... tada: Windows says device found... but: No active sync. no connection, no data transfer.
Do anyone have a little driver for me? I have ever handbook, every CDROM and ... well you know what within the original package.
with regards
McNugget
Try updating activesync or removing and then reinstalling if you have the latest version.
Also try a soft reset if you haven't already.
HTH
This problem haunts me, I need to soft resent almost every time.
I'll try that!
ActiveSync should detect the device but I will search for a newer version anyways...
I'll report the results later this day
McNugget
My ActiveSync was too old
It works now!!
Thanks!
Had a similar problem, so switched from using front USB port to back one, and it worked.
Still the same problem if i use the front one.
Not a prob though.
Front usb works with everything else aswell, just strikes me as a little strange... :?

hermes does charge, but no activesync

All,
My Hermes is able to charge via USB on the usb port of my pc, but the hermes is not seen by activesync. I tried soft aswell as hard reset, but nothing seems to cure the USB syncing....
Any suggestions?
Cheers
You may check in your desktop PC if ActiveSync got "Allow USB connections" checked. It's in File -> Communications.
VivaErBetis said:
You may check in your desktop PC if ActiveSync got "Allow USB connections" checked. It's in File -> Communications.
Click to expand...
Click to collapse
Allready did that, it is checked, it happens with both my Laptop and my Desktop....
hellejoep said:
Allready did that, it is checked, it happens with both my Laptop and my Desktop....
Click to expand...
Click to collapse
Oh, so it seems to be an Hermes problem (or maybe an USB cable problem)... If it's not solved with the hard Reset it may be an hardware issue . I hope that somebody can help you better.
active sync
did you by any chance did a backup restore?
i had once or twice the same problem.
if so try another time to restore it or else with an older backup
good luck
brooks.nl said:
did you by any chance did a backup restore?
i had once or twice the same problem.
if so try another time to restore it or else with an older backup
good luck
Click to expand...
Click to collapse
Nope, no backup resores.....
try going to Start>Settings>Connections "USB to PC" and either check or uncheck the box
Same problem happen to my friend's dopod last a few week. I found out that activesync application was gone. Why not try to check your program folder, whether activesync shortcut still there or valid.
So I decide to reflash the roms. After that everything back to normal.
I had the same problem, what i did was to uninstall Activesync, then Reboot, Re-install ActiveSync.
It work after that.
Cheers.
hellejoep said:
All,
My Hermes is able to charge via USB on the usb port of my pc, but the hermes is not seen by activesync. I tried soft aswell as hard reset, but nothing seems to cure the USB syncing....
Any suggestions?
Cheers
Click to expand...
Click to collapse
I've had this problem numerous times, but i think i stumbled upon a fix/workaround. Its seems lately within the past month my 8525 has been flawlessly connecting to activesync after i did a hard reset and installed the ext rom software manually, one by one. I left out all of the cingular custom crap, and its been good so far! Before this i used to all always get a dropped AS connection but it would still be charging, or my phone wouldnt sync upon the 1st connection, and i would have to unplug and plug again!
princeasi said:
I've had this problem numerous times, but i think i stumbled upon a fix/workaround. Its seems lately within the past month my 8525 has been flawlessly connecting to activesync after i did a hard reset and installed the ext rom software manually, one by one. I left out all of the cingular custom crap, and its been good so far! Before this i used to all always get a dropped AS connection but it would still be charging, or my phone wouldnt sync upon the 1st connection, and i would have to unplug and plug again!
Click to expand...
Click to collapse
I'm currently only syncing via bluetooth, works excellent!
I'll try the hard reset some other time.
But thanks anyway!
oh yeah, bluetooth syncing always worked for me as well!
Firewallsoftware stops ActiveSync
ActiveSync 4.1 and up is IP-based instead of the standard USB-protocol. Some Firewall-software block any IP-based communication. If you're affected update your firewall-rules to allow ActiveSync to pass.
I had this today - my T-Mobile MDA Vario II would not sync with either home or work pc. It just kept saying "usb device attatched to this computer has malfunctioned"
I phoned tmobile, who told me to take out the battery and that they would send a reset signal to my phone. I took the battery out, put it back in, powered up, got a txt from t-mobile to say the reset had happened, plugged the usb cable back in and it synced properly right away.
Might be worth calling your provider see if the same works for you?

ActiveSync 4.2 and 4.5 not seeing device...

Ran into a problem. My ActiveSync wouldn't recognize my device. It's showing up within Device Manager but when I connect it no go.
ActiveSync knows something is being connected because it starts to do it's thing but then errors out and cannot establish a connection with my Athena.
Anyone else run into this problem?
I've uninstalled/reinstalled ActiveSync 4.2 AND 4.5. Checked to ensure that the services that ActiveSync depends on are running, etc.
Any help would be greatly appreciated.
ltxda said:
Ran into a problem. My ActiveSync wouldn't recognize my device. It's showing up within Device Manager but when I connect it no go.
ActiveSync knows something is being connected because it starts to do it's thing but then errors out and cannot establish a connection with my Athena.
Anyone else run into this problem?
I've uninstalled/reinstalled ActiveSync 4.2 AND 4.5. Checked to ensure that the services that ActiveSync depends on are running, etc.
Any help would be greatly appreciated.
Click to expand...
Click to collapse
you are not running Windows Vista are you?
No. Running Windows XP Pro.
It was working a bit flakey at first. I had an HTC TyTN synching perfectly on ActiveSync 4.5. When I got my Advantage in, I hooked it up and it acted a bit weird but trying to hurry and get my phone up and running I avoided setting up the relationship so it was a "guest". I installed software onto my Advantage without a problem. Later, once I got my stuff migrated from TyTn to Advantage, I deleted all existing relationships in ActiveSync then tried to join the Advantage to it and it knows the phone is there but won't establish a profile with it. Did a repair on 4.5, didn't work. Uninstalled/reinstalled 4.5, didn't work. Uninstalled 4.5 and installed 4.2 (the version on the CD), didn't work. Researched ActiveSync and noticed that one of the dependent services was stopped...I activated this service, rebooted...didn't work. ActiveSync uses a TCP/IP port to listen on so I did "telnet 127.0.0.1 xxxx" where xxxx is the port and it's there listening, so requests can be accepted.
I'll probably try hard resetting my device this weekend if no one has any recommendations. Once I find the answer I'll post it here.
Possible causes are:
- Corrupt ActiveSync on laptop. An uninstall/reinstall should have resolved this unless the unlerlying OS files that ActiveSync utilizes are corrupt and those weren't repaired/replaced during the reinstall.
- Corrupt ActiveSync on phone. Can't be uninstalled/reinstalled to my knowledge without a hard reset so not much I can do.
- Maybe the GPRS monitor I installed caused a problem. I initially installed the one that came on the CD but had to remove it because it kept locking up the phone and slowing things down significantly.
Are you running BitDefender as your AV/Firewall? A recent update prevents ActiveSync from working correctly. see link:
http://forum.bitdefender.com/index.php?showtopic=109&pid=1044&st=0&#entry1044
soundguy said:
Are you running BitDefender as your AV/Firewall? A recent update prevents ActiveSync from working correctly. see link:
http://forum.bitdefender.com/index.php?showtopic=109&pid=1044&st=0&#entry1044
Click to expand...
Click to collapse
No. Not running either. I did a hard reset and it started working again. Then a few days later the same thing happened again. Not sure exactly what the problem is but since I already did a hard reset and the problem resurfaced, I'm going to have to do some debugging to figure out what the culprit is. Just hate wasting time going through a debug. :-/
Hi,
I am experiencing similar problems with my T-Mobile MDA Compact 3.
I recently re-installed my PC and installed 4.5 having previously used 4.2.
After a few days it stopped syncing. It still allowed you to view files on the phone from the PC and install programs, it just would not Sync.
I did a hard reset of the phone to night and it worked fine to begin with but now it appears to have stopped working again.
Does anyone have any ideas what is wrong. I am assuming that AS 4.5 is the problem here.
Regards
spangelsaregreat said:
Hi,
I am experiencing similar problems with my T-Mobile MDA Compact 3.
I recently re-installed my PC and installed 4.5 having previously used 4.2.
After a few days it stopped syncing. It still allowed you to view files on the phone from the PC and install programs, it just would not Sync.
I did a hard reset of the phone to night and it worked fine to begin with but now it appears to have stopped working again.
Does anyone have any ideas what is wrong. I am assuming that AS 4.5 is the problem here.
Regards
Click to expand...
Click to collapse
That is weird. After my initial hard reset, it happened again. I did another hard reset anyhow because I was trying out new programs and wanted it to be clean again. Not sure what was causing mine to stop functioning but when it did, I couldn't connect to the phone at all. I wouldn't browse nor synch, etc.
It has now definately stopped working.
Looks like I will have to hard reset the MDAC3 again and try from scratch using AS 4.2.
My only concern that without reinstalling my PC there may be some residual problem in the registry or elsewhere that the new installs are picking up.
I am about to try another trawl of the Internet to see if anyone else is experiencing these problems, and has a solution.
Regards
Hi,
....and we are back. I went back to Microsofts site and looked over all the various solutions for AS problems where you are connected but not syncing.
There is a suggestion that USB hubs can cause problems and that you should connect your phone directly to the PCs main USB ports. I had discounted that as it has always been connected to the USB port with no problems.
I have just tried it and it and it is now syncing fine again.
I am assuming that AS 4.2 coped with the hub okay or my reinstall of the PC had caused the problem.
I will now try some soft resets and re-boots of my PC to see if AS keeps working. Fingers crossed!!!
Regards
...and now we are back to square one.
I also tried unistalling Outlook 2007 and reinstalling 2002 and AS 4.2 but it did not even connect.
One thing I have also noticed is when you run the troubleshooter in AS it seems to think that their is not a copy of Outlook as it tells you to install Outlook 2000 or higher. This would explain the lack of syncing while the device appears connected in terms of being to explore it and install programs.
Tried a search on this on the Internet but did not find anything.
Looks like a full reinstall of the PC and a Hard Reset of the device is required.
Deep Joy, thanks Microsoft.
Regards
START ---> Settings ---> Connections Tab ----> USB to PC icon !! have a play with that, it worked for me, when I was having the same problems as you !!
Do you have Clean Notificatons installed or any other program that clears the notifications cache? I may have found one cause of the ActiveSync issue I was experiencing.
Hi,
Well I did the full install of both PC and phone and after one sync it started to play up again. I was about to through both out of the window when I began to realise that there was a slight issue on the phone itself.
I use SBSH Pocket Weather and I noticed that it did not seem to be updating weather and image automatically. I had imported settings from my previous setup. I reinstalled PW and set it up from scratch and hey presto Active Sync is working fine again.
I guess some form of problem must have migrated over in the PW settings.
Either that or it was just blind luck it worked.
Regards
ice_coffee said:
START ---> Settings ---> Connections Tab ----> USB to PC icon !! have a play with that, it worked for me, when I was having the same problems as you !!
Click to expand...
Click to collapse
Confirmed !
Had the same problem and solved it by removing the tag in the above mentioned icon.
Dieter
I also tried the USB to... setting but it didn't resolve my issue.
ice_coffee said:
START ---> Settings ---> Connections Tab ----> USB to PC icon !! have a play with that, it worked for me, when I was having the same problems as you !!
Click to expand...
Click to collapse
Just got my Advantage today! I love it so far, especially the A2DP!
Also had activesync problems: I could synchronise but I could not connect to the internet, only via USB!
Now it is working with AS 4.2 and above box unchecked!
With AS 4.5 -which I also tried- I could not connect to internet with above box checked & unchecked !!!
Cheers,
Ronald
ronald2oo2 said:
Just got my Advantage today! I love it so far, especially the A2DP!
Also had activesync problems: I could synchronise but I could not connect to the internet, only via USB!
Now it is working with AS 4.2 and above box unchecked!
With AS 4.5 -which I also tried- I could not connect to internet with above box checked & unchecked !!!
Cheers,
Ronald
Click to expand...
Click to collapse
Is the USB connection set up as Internet in AS4.5?

Galaxy s2 I777 Does not connect in USB Mass Storage mode.

Hello everyone,
I am a new user of galaxy s2 i777. I have been trying to connect the phone in usb mass storage mode.
I have gone through a lot of threads in this forum, none of them give a clear idea as to what to do.
some say install kies some say something else... I have tried many things. all of them dont seem to work.
Can anyone please guide me in a clear cut was as to what to do?
Thanks guys.
Out of the box, by the default, when plugging, usb icon will and should be displayed on the notification; pull the notification down then tap to connect the usb mass storage mode. Your PC should recognize it now.
Note: try more than one usb port.
Go to settings->wireless and network->usb utilities follow instructions
I ran into that problem after using one my sisters chargers when i was visiting my parents house. Apparently the usb cable bent the connector in my phones port. I ended up bending it back and it has worked like a charm since then
Or enable USB DEBUGGING option. If you do that as soon as you plug into any computer, the option to transfer files will automatically show in your notification/status bar.
How to enable USB Debugging:
Settings-Applications-Development-check USB debugging
barbo said:
How to enable USB Debugging:
Settings-Applications-Development-check USB debugging
Click to expand...
Click to collapse
To clarify:
The Galaxy S II defaults to MTP mode (media mode, similar to iPhone).
Unlike said iPhone however, we can change ours back to the UMS (USB Mass Storage) mode by enabling USB debugging.
I never found it documented anywhere, I just ran into by accident when enabling USB debugging for TB and MTP stopped working.
It took me a while to figure out why.
I actually like MTP mode (it's faster and easier to use, except in linux as I understand).
The "USB Utilities" option seems to be a per-use setting (not 100% sure, never used it). However USB debugging is a "set and forget" option.
Use steps I quoted above to enable it.
After that when you plug it in, you can select to mount it to the PC via the notification bar.
Hope that helps.
EDIT: It looks like this option was posted by at least one other person on here before: http://forum.xda-developers.com/showpost.php?p=20204599&postcount=12
Tried everything
Guys,
I have enabled USB debugging mode as you have recommended and and it still does not work. I am always getting the notification on windows as "USB device not recognized".
I have tried everything. i have installed the USB driver for I777 from the samsung website. That did not work.
Another strange thing. I tried "Wireless and Network>USB utilities>Connect storage to PC" on my FRIENDS computers(Windows 7), it works.! My phone connects in mass storage mode and I am able to transfer files as usual. I did not install any software on my friends computers.
But when i do the same thing on my WINDOWS 7 PC, it does not work. I use a Lenovo T420i with factory software installed.
I am a noob in the drivers department. Can anyone please tell me what to do.
Thank you.
Help appreciated.
you say "new user" which implies stock rom. if what they are asking you to do is not working, then i believe you might need to exchange the phone. if you have an ICS rom on it, then i think that you might be stuck with MTP until you switch back to Gingerbread. i might be wrong.
Is Anti-virus disabled on your computer? Seems I've heard that it should be, but can't find where... Also, there may be different drivers for a 64-bit machine (W7?) vs. 32-bit.
Have u tried a different USB port or cable on your PC?
Sent from my GT-I9100 using XDA App
niteshreddy said:
Guys,
I have enabled USB debugging mode as you have recommended and and it still does not work. I am always getting the notification on windows as "USB device not recognized".
I have tried everything. i have installed the USB driver for I777 from the samsung website. That did not work.
Another strange thing. I tried "Wireless and Network>USB utilities>Connect storage to PC" on my FRIENDS computers(Windows 7), it works.! My phone connects in mass storage mode and I am able to transfer files as usual. I did not install any software on my friends computers.
But when i do the same thing on my WINDOWS 7 PC, it does not work. I use a Lenovo T420i with factory software installed.
I am a noob in the drivers department. Can anyone please tell me what to do.
Thank you.
Help appreciated.
Click to expand...
Click to collapse
Firstly, it's how amazing you are. You asked a question and only returns to it TWO months after? Obviously, it doesn't bother you that much.
Secondly, however, we're here to help.
About your friend computer, a. maybe he did install the Samsung USB driver already or b. maybe, at that time, you are using MTP mode.
Anyway, forget about his computer, let's get it work on yours.
I personally think the USB driver that you've downloaded from their website WOULD NOT work. I don't know why but I can tell you that it did not work for me. Give me some times to dig into my files or search again on this site for the CORRECT driver. You can also help me and yourself by continue to search for this on this xda site since I got it from here too.
Thirdly, along side with the 2nd above, do try different usb cables, do try on different usb ports
I can enable the USB mode on my note, but when browsing the phone with my computer (Mac & PC) I can not see the contents of the SD card?
EDIT: nevermind, rebooted phone and is working now.
Resolved
votinh said:
Firstly, it's how amazing you are. You asked a question and only returns to it TWO months after? Obviously, it doesn't bother you that much.
Secondly, however, we're here to help.
About your friend computer, a. maybe he did install the Samsung USB driver already or b. maybe, at that time, you are using MTP mode.
Anyway, forget about his computer, let's get it work on yours.
I personally think the USB driver that you've downloaded from their website WOULD NOT work. I don't know why but I can tell you that it did not work for me. Give me some times to dig into my files or search again on this site for the CORRECT driver. You can also help me and yourself by continue to search for this on this xda site since I got it from here too.
Thirdly, along side with the 2nd above, do try different usb cables, do try on different usb ports
Click to expand...
Click to collapse
First of all I appreciate the help you are giving me.
I am sorry if I offended you by not returning for quite a long time to post.
I have now resolved the problem and would like to share for everyone's benefit over here.
The problem was not with the software, it was with the hardware. I followed all the suggestions given over here and was in the end convinced that there should be a problem with my motherboard. This is surprising because my Flash Drive and USB mouse all work with my laptop without any glitches. But my phone(i777) and any other android phone would not connect to the computer. It would say device not recognized.
My nook e-reader which used to work perfectly started acting strange, it would be detected but i would not be able to transfer files onto the nook. So now I ws convinced that this was a hardware problem.
So I called up lenovo and showed them this problem via some software where i could share my screen with them. They asked me if a USB flash drive was working and I said yes. They reply saying that everything is perfect with your laptop and cut the call. I was offended , these lenovo support guys would not understand that it was a complex problem.
So I went to a local MicroCentre which had support for lenovo servicing and showed this problem to a technician. He was convinced that there was some problem and got my motherboard replaced . And voila there connects my android to my computer in USB mode..!
I would like to thank everyone for their help and taking time out to post here.
My laptop: Lenovo T420i with i3. looks like this was a case with my laptop only. a person i know has a t420(i5) in which my phone connected without any glitches.
Thank you for your help everyone. Hope to be helpful in return in the near future.

Phone constantly gets disconnected (USB) from laptop (Windows 8.1)

I just got a brand new Dell XPS 15" and whenever i plug my M8 (Root, Venom ROM), it keeps disconnecting from the pc as if someone is pressing a button to connect/disconnect. The windows file explorer shows the device and then the device is gone, it shows and then gone ...
I tried testing the USB ports and plugged in an external HDD and i was able to copy 159G of data without any interruption.
I have installed Google USB Drivers and then HTC Drivers (via HTC Sync Manager) and still no success.
Any idea ?
@..alee
You checked your new computer but did you check multiple USB cables?
Is the cable your using the one that came with the phone?
AT&T HTC ONE M8
jball said:
@..alee
You checked your new computer but did you check multiple USB cables?
Is the cable your using the one that came with the phone?
AT&T HTC ONE M8
Click to expand...
Click to collapse
I have been using this cable for a pretty long time. Used to use this cable with old computer as well.
..alee said:
I have been using this cable for a pretty long time. Used to use this cable with old computer as well.
Click to expand...
Click to collapse
So have you tried another cable just to be sure ?
AT&T HTC ONE M8
Check windows device drivers when phone is plugged in and make sure no items show up as nonworking related to HTC phone (yellow exclamation points). Make sure that in the HTC notification bar, after its been plugged in that you have an option to "authorize" HTC phone to communicate with computer. Check you USB connection mode on HTC device while plugged into computer - try toggling the setting back and forth. Lastly uninstall HTC drivers while plugged in to computer and reboot computer and let it install drivers.
Hopefully, following those steps in order, at one point you have have a successful connection.
If it still fails definetly try a different cable. Not all cables are the same, what works for one device, especially an older cable may not have the proper wiring for the HTC one - suggest using the cable that comes with the HTC one, if available.
-Sent from a payphone...
Same problem with my m8.
not a pc problem.. Tried on various laptops.. Other phones connect through the same usb cable without any problem.
so definitely a problem in phone.
btw mine is m8 stock rooted!
I'm not sure how the problem is "definitely" a M8 phone problem with the data points you supplied. One thing I see is the mention of same USB cable works with other phones - but as previously pointed out in this thread, not all cables are the same, and what works on one phone, may not work on another
- Sent from a payphone ...
It is not a phone problem. This has been talked about over and over in the forums. It is a Win 8 problem. Everything works fine if you use a Win 7 machine, or as I have found out the Win 10 Tech Preview works too. I have a spare laptop here with that installed and guess what, no problems. The main machine I am using now is Win 8.1 and I can't do jack with HTC. Other phones are fine, but this one always is a problem so I use the spare laptop.
Many of the issues on win 8.x boils down to Microsoft's own USB 3.0 drivers that are installed as compared to Intel's drivers. I've replaced my ms drivers with Intel drivers for my chip set a year ago and never had a problem on my USB 3.0 only laptop since that time. Newer chipsets don't have this problem and the chipsets that do are difficult to install - but worth it if you do a lot of phone/adb tinkering like us folks here on XDA.
- Sent from a payphone ...
tommy_riley said:
Many of the issues on win 8.x boils down to Microsoft's own USB 3.0 drivers that are installed as compared to Intel's drivers. I've replaced my ms drivers with Intel drivers for my chip set a year ago and never had a problem on my USB 3.0 only laptop since that time. Newer chipsets don't have this problem and the chipsets that do are difficult to install - but worth it if you do a lot of phone/adb tinkering like us folks here on XDA.
- Sent from a payphone ...
Click to expand...
Click to collapse
Interesting. Even after installing an additional 2 port USB card, MS drivers auto install the device, and wow, same thing. Going to have to mess with this now to see.
hack14u said:
Interesting. Even after installing an additional 2 port USB card, MS drivers auto install the device, and wow, same thing. Going to have to mess with this now to see.
Click to expand...
Click to collapse
USB3 or 2? What type of chipset? How do the drivers show up in device manager (Microsoft, Intel, other?) maybe I can help point in the right direction...
okay i ordered a brand new cable and still the same issue. now the only thing which is left to be checked is my drivers, gotta figure out my chipset drivers.
P.S: I have already treid it using htc one m8 manager (which installs usb drivers) and it didn't help me out.
jball said:
@..alee
You checked your new computer but did you check multiple USB cables?
Is the cable your using the one that came with the phone?
AT&T HTC ONE M8
Click to expand...
Click to collapse
I did man ... Today i spent almost 2 hours with dell support and as a last resort , I have to reset my computer to factory image and still the same problem
Is your computer USB 3.0 only? If so is it an Intel chipset for USB drivers? You can check in device manager. If Intel USB chipset are the drivers provided by Intel or Microsoft (look at properties for the drivers to tell).
Also did u follow my suggestions from a month or so ago?
- Sent from a payphone ...
tommy_riley said:
Check windows device drivers when phone is plugged in and make sure no items show up as nonworking related to HTC phone (yellow exclamation points). Make sure that in the HTC notification bar, after its been plugged in that you have an option to "authorize" HTC phone to communicate with computer. Check you USB connection mode on HTC device while plugged into computer - try toggling the setting back and forth. Lastly uninstall HTC drivers while plugged in to computer and reboot computer and let it install drivers.
Hopefully, following those steps in order, at one point you have have a successful connection.
If it still fails definetly try a different cable. Not all cables are the same, what works for one device, especially an older cable may not have the proper wiring for the HTC one - suggest using the cable that comes with the HTC one, if available.
-Sent from a payphone...
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Hey @tommy_riley, i tried whatever you suggested.
1. The device manager does show a usb android phone with exclamation sign. But it disapears right away (since the phone constantly switch and disconnect). See attached screen shot
2. I don't see any "authroize" option in htc notification bar neither i could change the htc usb mode option. I don't know where that option is in HTC One M8. Tried searching but didn't help
3. I don't have HTC Drivers installed since i just did pc-restore. so its a fresh copy of windows.
Looks like you need the HTC drivers for your phone if they are not installing automatically but could be other things.
Now that PC is restored, I'd suggest installing HTC sync manager while device is unplugged and plug it in if I prompted during install. If it installs the proper drivers you should get a prompt on your phone to authorize communication.
Make sure you are logged in as administrator when installing HTC sync manager and maybe even install it with right click>run as administrator.
- Sent from a payphone ...
tommy_riley said:
Looks like you need the HTC drivers for your phone if they are not installing automatically but could be other things.
Now that PC is restored, I'd suggest installing HTC sync manager while device is unplugged and plug it in if I prompted during install. If it installs the proper drivers you should get a prompt on your phone to authorize communication.
Make sure you are logged in as administrator when installing HTC sync manager and maybe even install it with right click>run as administrator.
- Sent from a payphone ...
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First of all, I would like to thank you for taking time and replying to this thread. I really really appreciate it.
Secondly, I did all he steps that you asked me too, i..e, installed HTC Manager and the problem is still there. Now, I don't see any wrongly installed driver (device with exclamation sign) ... But it still constantly disconnects ... see attached image
btw, I am not the only one who is having this issue
http://forum.notebookreview.com/dell-xps-studio-xps/760728-xps-9530-usb-connects-disconnects.html
When in this state, what happens if anything, when you toggle through the various USB modes?
- Sent from a payphone ...
Tried each option one by one. Every option stated that the connection has been changed to the said setting but the device connectivity with the PC remained the same.
However, when i tried "Internet Pass Through" option, I got the error that either the sync manager is out-of-date or pc is already using something else.
There is one more thing I want to let you guys know that I am using ViperM8 ROM and my phone is rooted.
Edit:
From the link i posted above, I tried two more things
1. Changed the virtual memory. The problem still persists
2. Changed the USB debug from my laptop's BIOS ... The problem still persists
..alee said:
2. Changed the USB debug from my laptop's BIOS ... The problem still persists
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Not sure about laptop USB debug, but what about the debug option in your phone? Is that turned on? If not, do it (instructions are around here on how to unlock developer mode, I can't locate at the moment - tap build number several times I believe).
Also, might want to try these drivers instead, see if they make a difference:
"Universal ADB driver" - i'm not sure if the download link at the following URL is totally legit, so take a look around just to be sure.
http://adbdriver.com/downloads/
While phone is plugged in, uninstall the HTC drivers from computer device manager, then install the drivers in the link above.
Got nothing to loose at this point so...
I run Stock ROM so I'm not sure about computer connection issues with viper (if any) so I may be out of options for you after that.

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